NET (LOSS) INCOME PER COMMON UNIT Table - Net (Loss) Income per Common Unit (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2019 |
Sep. 30, 2019 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Series D Preferred Unit accretion (refer to Note 19) | $ (18,085) | $ (8,195) | |||||||||
| Net income (loss) | $ 78,408 | $ 47,811 | $ 45,951 | $ (277,863) | $ 2,126 | $ 48,136 | $ 29,399 | $ 126,133 | (105,693) | 205,794 | $ 147,964 |
| Distributions to preferred limited partners | (121,693) | (92,540) | (40,448) | ||||||||
| Distributions to general partner (including incentive distribution rights) | 0 | (1,141) | (54,921) | ||||||||
| Distributions to common limited partners | (259,136) | (248,705) | (407,681) | ||||||||
| Distribution equivalent rights to restricted units | (2,659) | (2,045) | (2,965) | ||||||||
| Distributions in excess of (loss) income | (489,181) | (138,637) | (358,051) | ||||||||
| Distributions to common limited partners | 259,136 | 248,705 | 407,681 | ||||||||
| Allocation of distributions in excess of (loss) income | (489,181) | (138,659) | (350,890) | ||||||||
| Loss to common unitholders attributable to the Merger (refer to Note 4) | 0 | (377,079) | 0 | ||||||||
| Net (loss) income attributable to common units | $ (248,130) | $ (275,228) | $ 56,791 | ||||||||
| Basic weighted-average common units outstanding | 107,789,030 | 99,490,495 | 88,825,964 | ||||||||
| Diluted common units outstanding: | |||||||||||
| Basic weighted-average common units outstanding | 107,789,030 | 99,490,495 | 88,825,964 | ||||||||
| Effect of dilutive potential common units | 65,669 | 40,677 | 0 | ||||||||
| Diluted weighted-average common units outstanding | 107,854,699 | 99,531,172 | 88,825,964 | ||||||||
| Basic net (loss) income per common unit | $ 0.40 | $ 0.11 | $ 0.10 | $ (2.91) | $ (0.31) | $ (3.49) | $ 0.15 | $ 1.15 | $ (2.30) | $ (2.77) | $ 0.64 |
| Diluted net income (loss) per common unit | $ 0.40 | $ 0.11 | $ 0.10 | $ (2.91) | $ (0.31) | $ (3.49) | $ 0.15 | $ 1.15 | $ (2.30) | $ (2.77) | $ 0.64 |
| Common Limited Partner [Member] | |||||||||||
| Series D Preferred Unit accretion (refer to Note 19) | $ (18,085) | $ (8,195) | $ 0 | ||||||||
| Net income (loss) | $ (227,386) | $ 110,788 | $ 60,610 | ||||||||